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• Expose C++ object to Javascript in Qt

  - by Evans

  Is there any way I can expose a C++ object/function to JavaScript running inside the QtWebKit browser in Qt? It's possible to expose ActionScript objects to JS code running inside the WebKit browser in Adobe AIR - I'm looking for similar functionality in Qt.

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• What does "javascript:void(0)" mean?

  - by Shore

  <a href="javascript:void(0)" id="loginlink">login</a> I've seen such hrefs many times, but I don't know what exactly that means.

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• How to make in Javascript full screen windows (stretching all over the screen)

  - by user63898

  How can I make full screen in JavaScript that works in IE, Firefox and Opera. When I mean full screen I mean one that takes all of your screen

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• Calling javascript method from from inside object

  - by John

  I am struggling with methods in JavaScript. obj = function(){ this.getMail = function getMail (){ } //Here I would like to run the get mail once but this.getMail() or getMail() wont work } var mail = new obj(); mail.getMail(); How do I make the method in a way that I can run it both inside the object and from the outside Thanks

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• Accessing ArrayList in Javascript - ASP.Net MVC2

  - by Shrikant

  Hi I have ArrayList in my Model and want to iterate through it in my javascript. I am using following code but its giving me error : CS0103: The name 'i' does not exist in the current context for(var i=0; i <= <%=Model.KeyList.Count%>; i++) { alert('<%=Model.KeyList[i]%>'); } How to get rid of this. its urgent...Please.

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• improve javascript prototypal inheritance

  - by Julio

  I'm using a classical javascript prototypal inheritance, like this: function Foo() {} Naknek.prototype = { //Do something }; var Foo = window.Foo = new Foo(); I want to know how I can improve this and why I can't use this model: var Foo = window.Foo = new function() { }; Foo.prototype = { //Do something }; Why this code doesn't work? In my head this is more logical than the classical prototypal inheritance.

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• Log to Firefox Error Console from JavaScript

  - by Torsten Marek

  Is it possible to add messages to the built-in error console of Firefox from JavaScript code running in web pages? I know that I there's Firebug, which provides a console object and its own error console, but I was looking for a quick fix earlier on and couldn't find anything. I guess it might not be possible at all, to prevent malicious web pages from spamming the log?

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• JavaScript code compression

  - by Yashwant Chavan

  Is there is way to compress JavaScript code? e.g. function test(){ // some code here } after compression it should be function test(){//some code here} Also, I need vise versa at the time of editing the code.

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• Number of bits in Javascript numbers

  - by Misha Moroshko

  I work in Javascript with integer numbers only (mainly adding numbers and shifting them). I wonder how big they can be without loosing any bits. For example, how big X can be such that 1 << X will represent 2^X ?

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• How to send an asp control to javascript

  - by vaibhav

  I am trying to send an asp control (textbox) to a javascript function. onblur="CalculateLossRatio(this.value,<%=txtLossRatioCurrentYear.ClientID%>)" Is is the right way to do this.

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• JavaScript replace()

  - by d3020

  I'm trying to use the replace function in JavaScript and have a question. strNewDdlVolCannRegion = strNewDdlVolCannRegion.replace(/_existing_0/gi, "existing" + "newCounter"); That works. But I need to have the "0" be a variable. I've tried: _ + myVariable +/gi and also tried _ + 'myVariable' + /gi Could someone lend a hand with the syntax for this, please. Thank you.

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• How can I call mouseover event handler programmically in JavaScript

  - by michael

  Hi, In my html, I have an html element with a mouseover event handler. Can you please tell me if it is possible for me to invoke that event handler programmically in JavaScript? Thank you.

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• Backslash in JavaScript

  - by erasmus

  In my javascript code I have onchange="document.getElementById('user_name').value = document.getElementById('theDomain').value + '\\' + document.getElementById('fake_user_name').value" here backslash doesn't work. What is the problem? How should I write it?

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• Python 2.5 module allowing implementation of javascript under windows

  - by nabizan

  hi im looking for some modules for python 2.5 whitch allows to run and executes javascript ... any ideas?

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• Javascript equivalent of Python's iterkeys() dictionary method

  - by saltycrane

  In Python I can use the iterkeys() method to iterate over the keys of a dictionary. For example: mydict = {'a': [3,5,6,43,3,6,3,], 'b': [87,65,3,45,7,8], 'c': [34,57,8,9,9,2],} for k in mydict.iterkeys(): print k gives me: a c b How can I do something similar in Javascript?

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• Hook a javascript event to page load

  - by Jagd

  I have an aspx that has the following javascript function being ran during the onload event of the body. <body onload="startClock();"> However, I'm setting the aspx up to use a master page, so the body tag doesn't exist in the aspx anymore. How do I go about registering the startClock function to run when the page is hit and still have it use a masterpage?

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• How do I create an array in javascript whose index starts from 1

  - by detj

  By default index of every javascript array starts from 0. I want to create an array whose index starts from 1. I know, must be very trivial...thnx for ur help

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• JavaScript Trigger window.open When a User Clicks Anywhere on Page

  - by Joe Hammonds

  I have a problem that I have been trying to figure out and haven't been able to get past it because Chrome/FireFox/IE do not publicly publish their "rules" for pop up blocking when it comes to JavaScript, Flash, etc. I am trying to trigger a window.open() when a user clicks anywhere on page. I've tried this: document.onclick = window.open("http://msn.com"); But all 3 browsers are blocking the popup, even though it is a user interaction.

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• Using javascript to print images

  - by andrew

  Hi all, I would like to know if it's possible to use javascript to open a popup window containing an image, and at the same time have the print dialog show. Once someone clicks on print, the popup closes. Is this easily attainable?

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• change color of a word in div value using javascript

  - by San82moon

  Hi, I have a <div id="one">this is a sentence</div> I have a textbox for userinput, if the user types a word which matches any word in div, eg: if user types "this", which is also there in div value, the background color of "this" should be changed, using Javascript Thanks Sunny.

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• Inject Javascript into iFrame generated by TinyMCE/YUI?

  - by user365804

  I'm trying to insert/load javascript (e.g. prototype/jquery) into the iFrame generated by TinyMCE (tinymce.moxiecode.com) or YUI's text editor (http://developer.yahoo.com/yui/editor/) so as to better manipulate the objects/images/DIVs inside it. Any thoughts?

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• JavaScript - Detect HTML

  - by user208662

  Hello, I have an HTML textarea element. I want to prevent a user from entering any HTML tags in this area. How do I detect if a user has entered any HTML a textarea with JavaScript? Thank you

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• How can i use html tags in javascript

  - by Chandrasekhar

  Hi, I wrote an ajax program.when i am getting response, at that time i will display that content in my web page using html tags. So how can I use html tags in javascript?

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• Confusing Javascript class declaration

  - by clutch

  I have some third-party Javascript that has statements like this: FOO = function() { ...functions() ... return { hash } }(); It is working as designed but I'm confused by it. Can anybody define what this structure is doing? Is it just a weird way to create a class?

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• How to get input text length and validate user in javascript

  - by Crazy boy

  I want to valid if user has entered username and password at the time of creating an account is safe or not based on its length(for my case five) on the right side of input field by showing that in different color i.e. for shorter in red, otherwise in green. How can I do that with javascript?

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